#include <iostream>
using namespace std;

typedef double array[]

int main() {
    array a = {1,2,3,4,5};
    array &b = a;
    a[2] = 100;
    
    
    for (int i = 0;i < 5; i++) {
        cout << b[i] << " ";
    }

    return 0;
}
